Sexual Health

The findings of a major eight-year-long HIV study known as the PARTNER2 study have shown that so long as HIV+ partners are being fully treated, there is no chance of passing on HIV to a sexual partner, even with unprotected sex. What does that mean, and where do we stand now that we know this?

I’m an HPV vaccine evangelist. Every opportunity I get, I stand on my metaphorical soap box and preach to everyone who will listen about why it’s so important to get vaccinated against HPV. But it wasn’t always like this.

Mycoplasma genitalium (sometimes called Mgen) is a bacterial infection spread through sexual contact. Although it's pretty common now, it isn't diagnosed and treated as often as it should be.

STI rates are higher in communities of color. Get the facts so you can fight the stereotypes.

Hepatitis is is an inflammation of the liver almost always caused by different hepatitis viruses. Learn about prevention and treatment for hepatitis A, B, C, and beyond.

About one in five people in the United States over age 12 — approximately 45 million individuals — are infected with HSV-II, the virus that causes genital herpes. Around 50-80 percent of the adult population has oral herpes, which most people contract through nonsexual contact in childhood.

Is pre-exposure prophylaxis (PrEP) for HIV prevention right for me? When should I use post-exposure prophylaxis (PEP)? Get the answers to these and other PEP/PrEP questions, right here!

A guide to accessing hormonal contraception (regular and emergency) via online mail-order pharmacies and other helps when access in the United States is looking grim.

What's endometriosis and what can you do about it?

While most cases of Zika virus are acquired via mosquito bites, this emerging virus can be transmitted sexually, and the CDC reports that the numbers of such cases are growing in subtropical regions of the Americas.